package controller;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import pojo.User;
import service.UserService;
import util.Page;

import java.util.List;

@Controller
@RequestMapping("/user")
public class UserController {
    @Autowired
    private UserService userService;
    @RequestMapping("/login")
    public String login(User user){
        //登录逻辑
        boolean flag=userService.login(user);
        if(flag){
            return "index";
        }else{
            return "login";
        }
    }
    @RequestMapping("/toregist")
    public String toRegist(){
        return "regist";
    }
    @RequestMapping("/regist")
    public String regist(User user){
        int result = userService.addUser(user);
        if(result>0) {
            return "login";
        }
        else{
            return "regist";
        }
    }
    @RequestMapping("/list/{currentPage}")
    public String list(User user, @PathVariable("currentPage") Integer currentPage, Model model){
        Page page =new Page();
        int totalCount=userService.count(user);
        page.setTotalCount(totalCount);
        page.setCurrentPage(currentPage);
        page.setTotalPage();

        int offset=(currentPage-1)*page.getPageSize();
        List<User> users = userService.findAll(user, offset, page.getPageSize());

        model.addAttribute("users",users);
        model.addAttribute("page",page);
        model.addAttribute("user",user);
        //打开了页面没有数据，不会自动执行该方法
        return "user/list";
    }
   @RequestMapping("/toadd")
    public String toAdd(){
        return "user/add";
    }
    @RequestMapping("/addSave")
    public String addSave(User user){
        int result = userService.addUser(user);
        if(result>0) {
            return "redirect:/user/list/1";
        }
        else{
            return "user/add";
        }
    }
    @RequestMapping("/delete/{id}")
    public String deleteById(@PathVariable("id") Integer id){
        int result = userService.deleteUserById(id);
        if(result>0){
            return "redirect:/user/list/1";
        }else{
            return "error";
        }
    }
    @RequestMapping("/toupdate/{id}")
    public String toUpdate(@PathVariable("id") Integer id, Model model){
        User user = userService.findById(id);
        model.addAttribute("user", user);
        return "user/update";
    }

    @RequestMapping("/updateSave")
    public String updateSave(User user){
        int result = userService.updateUser(user);
        if (result > 0) {
            return "redirect:/user/list/1";
        } else {
            return "user/update";
        }
    }
    @RequestMapping("/checkUserNameUnique")
    @ResponseBody
    public String checkUserNameUnique(@RequestParam("name") String name){
        int count=userService.findByName(name);
        if(count>0){
            return "false";
        }else{
            return "true";
        }
    }
    @RequestMapping("/checkUserPassConsistent")
    @ResponseBody
    public String checkUserPassConsistent(@RequestParam("pass") String pass,@RequestParam("repass") String repass){
        if(pass.equals(repass)){
            return "true";
        }else{
            return "false";
        }
    }
}
